diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 8473e52..2622a67 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -15,9 +15,8 @@ jobs:
       - uses: cachix/install-nix-action@v18
         with:
           nix_path: nixpkgs=channel:nixos-unstable
-      - run: |
-        ls
-        tree
+      - name: debug
+        run: ls && tree
       - name: Run tests
         run: nix-shell --run "with-pg-${{ matrix.pg-version }} make installcheck"
       - if: ${{ failure() }}